saving in place

tools/bridge/ci_agent_bridge.go

@@ -0,0 +1,176 @@
+package bridge
+
+import (
+	"crypto/rand"
+	"encoding/hex"
+	"encoding/json"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"log"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"strings"
+	"time"
+
+	"archive/zip"
+)
+
+// SummarizeResult holds artifact summary data
+type SummarizeResult struct {
+	Files     []string  `json:"files"`
+	Timestamp time.Time `json:"timestamp"`
+}
+
+// SummarizeConfig configures summarization behavior
+type SummarizeConfig struct {
+	ArtifactsDir string
+	OutputFile   string
+}
+
+// ApplyPatch applies a patch file to a new branch
+func ApplyPatch(op PatchOperation) error {
+	if op.PatchFile == "" || op.BranchName == "" {
+		return fmt.Errorf("both --patch and --branch are required")
+	}
+
+	// create new branch
+	cmd := exec.Command("git", "checkout", "-b", op.BranchName)
+	if out, err := cmd.CombinedOutput(); err != nil {
+		return fmt.Errorf("git checkout failed: %s: %w", string(out), err)
+	}
+
+	// apply patch
+	cmd = exec.Command("git", "apply", op.PatchFile)
+	if out, err := cmd.CombinedOutput(); err != nil {
+		return fmt.Errorf("git apply failed: %s: %w", string(out), err)
+	}
+
+	log.Printf("[CI-Agent-Bridge] Patch applied to branch: %s", op.BranchName)
+	return nil
+}
+
+// RevertBranch deletes a branch (hard reset)
+func RevertBranch(branch string) error {
+	if branch == "" {
+		return fmt.Errorf("--branch is required")
+	}
+
+	// switch to main first
+	cmd := exec.Command("git", "checkout", "main")
+	if out, err := cmd.CombinedOutput(); err != nil {
+		return fmt.Errorf("git checkout main failed: %s: %w", string(out), err)
+	}
+
+	// delete branch
+	cmd = exec.Command("git", "branch", "-D", branch)
+	if out, err := cmd.CombinedOutput(); err != nil {
+		return fmt.Errorf("git branch delete failed: %s: %w", string(out), err)
+	}
+
+	log.Printf("[CI-Agent-Bridge] Branch reverted: %s", branch)
+	return nil
+}
+
+// RunPodmanCompose executes podman-compose up
+func RunPodmanCompose() error {
+	log.Println("[CI-Agent-Bridge] Starting podman-compose...")
+	cmd := exec.Command("podman-compose", "up", "-d")
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	return cmd.Run()
+}
+
+// ZipDir compresses a directory into a ZIP archive
+func ZipDir(srcDir, destZip string) error {
+	zipFile, err := os.Create(destZip)
+	if err != nil {
+		return err
+	}
+	defer zipFile.Close()
+
+	archive := zip.NewWriter(zipFile)
+	defer archive.Close()
+
+	return filepath.Walk(srcDir, func(path string, info os.FileInfo, err error) error {
+		if err != nil {
+			return err
+		}
+
+		// skip directories
+		if info.IsDir() {
+			return nil
+		}
+
+		// create file in archive
+		relPath, _ := filepath.Rel(srcDir, path)
+		zipEntry, err := archive.Create(relPath)
+		if err != nil {
+			return err
+		}
+
+		// copy file data
+		file, err := os.Open(path)
+		if err != nil {
+			return err
+		}
+		defer file.Close()
+
+		_, err = io.Copy(zipEntry, file)
+		return err
+	})
+}
+
+// SummarizeArtifacts creates a JSON summary and ZIP of artifacts
+func SummarizeArtifacts(cfg SummarizeConfig) error {
+	var files []string
+	err := filepath.Walk(cfg.ArtifactsDir, func(path string, info os.FileInfo, err error) error {
+		if err != nil {
+			return err
+		}
+		if !info.IsDir() {
+			relPath, _ := filepath.Rel(cfg.ArtifactsDir, path)
+			files = append(files, relPath)
+		}
+		return nil
+	})
+	if err != nil {
+		return fmt.Errorf("failed to walk artifacts dir: %w", err)
+	}
+
+	result := SummarizeResult{
+		Files:     files,
+		Timestamp: time.Now(),
+	}
+
+	// write JSON summary
+	data, _ := json.MarshalIndent(result, "", "  ")
+	if err := ioutil.WriteFile(cfg.OutputFile, data, 0644); err != nil {
+		return fmt.Errorf("failed to write summary: %w", err)
+	}
+
+	// create ZIP of artifacts
+	zipPath := strings.TrimSuffix(cfg.OutputFile, filepath.Ext(cfg.OutputFile)) + ".zip"
+	if err := ZipDir(cfg.ArtifactsDir, zipPath); err != nil {
+		return fmt.Errorf("failed to create zip: %w", err)
+	}
+
+	log.Printf("[CI-Agent-Bridge] Artifacts summarized to %s (%d files)", cfg.OutputFile, len(files))
+	return nil
+}
+
+// PatchOperation holds patch application parameters
+type PatchOperation struct {
+	PatchFile  string
+	BranchName string
+}
+
+// generateSecureBranchName creates a cryptographically secure random branch name
+func generateSecureBranchName() (string, error) {
+	bytes := make([]byte, 16)
+	if _, err := rand.Read(bytes); err != nil {
+		return "", err
+	}
+	return "ai/" + hex.EncodeToString(bytes), nil
+}